Enjoy being creative with chalk using your Wallies 2-Sheet Slate Gray Chalkboard. Each package comes with 2 vinyl chalkboard panels each measuring 9 inches by 12 inches and includes chalk. The package measures 10 inches by 6-1/4 inches. Every Wallies Peel & Stick design is made of durable, self-adhesive backed vinyl that can be removed and repositioned easily. To use, simply peel the pieces off of the backing in the package and apply to any clean, smooth surface or painted dry wall. Wallies will not harm or damage surfaces and will not leave a sticky residue.